Finding the Fourth Proportional to 3,963,762.24, 5,470,063.98 and 2,245,239.60
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Solution
The fourth proportional to 3,963,762.24, 5,470,063.98 and 2,245,239.60 is: 3,098,471.48
Step by Step Solution
- Step 1: Write the proportion equation
3,963,762.24 : 5,470,063.98 = 2,245,239.60 : x - Step 2: Convert to fraction form
3,963,762.24/5,470,063.98 = 2,245,239.60/x - Step 3: Cross multiply
3,963,762.24x = 5,470,063.98 × 2,245,239.60 - Step 4: Simplify right side
3,963,762.24x = 12,281,604,262,429.61 - Step 5: Solve for x
x = 12,281,604,262,429.61/3,963,762.24 - Step 6: Final answer
x = 3,098,471.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.